Electronic Principles
Which one of the following is a statement of Kirchhoffs current law?

The algebraic sum of currents in a loop is equal to zero
The algebraic sum of currents entering and leaving a point is equal to zero
The total current in a parallel circuit is less than the value of the smallest current
The current through a resistance is proportional to the value of resistance and the IR drop across it
None of these

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Electronic Principles
Current is

An imbalance of electrical charges
The number of free electrons in an atom
None of these
The force that causes electrons to flow
The flow of charged particles through a material

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